mirror of https://github.com/tc39/test262.git
41 lines
1.2 KiB
JavaScript
41 lines
1.2 KiB
JavaScript
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// This file was procedurally generated from the following sources:
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// - src/function-forms/dflt-params-duplicates.case
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// - src/function-forms/syntax/async-gen-func-decl.template
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/*---
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description: It is a Syntax Error if BoundNames of FormalParameters contains any duplicate elements. (async generator function declaration)
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esid: sec-asyncgenerator-definitions-instantiatefunctionobject
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features: [default-parameters, async-iteration]
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flags: [generated]
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negative:
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phase: early
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type: SyntaxError
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info: |
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AsyncGeneratorDeclaration : async [no LineTerminator here] function * BindingIdentifier
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( FormalParameters ) { AsyncGeneratorBody }
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[...]
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3. Let F be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, AsyncGeneratorBody,
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scope, strict).
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[...]
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14.1.2 Static Semantics: Early Errors
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StrictFormalParameters : FormalParameters
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- It is a Syntax Error if BoundNames of FormalParameters contains any
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duplicate elements.
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FormalParameters : FormalParameterList
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- It is a Syntax Error if IsSimpleParameterList of FormalParameterList is
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false and BoundNames of FormalParameterList contains any duplicate
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elements.
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---*/
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async function* f(x = 0, x) {
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}
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